Caused by: java.net.ConnectException: Call to address=hadoop1/192.168.37.136:16020 failed on connection exception: org.apache.hbase.thirdparty.io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: no further information: hadoop1/192.168.37.136:16020
at org.apache.hadoop.hbase.ipc.IPCUtil.wrapException(IPCUtil.java:189)
at org.apache.hadoop.hbase.ipc.AbstractRpcClient.onCallFinished(AbstractRpcClient.java:383)
at org.apache.hadoop.hbase.ipc.AbstractRpcClient.access$100(AbstractRpcClient.java:89)
at org.apache.hadoop.hbase.ipc.AbstractRpcClient$3.run(AbstractRpcClient.java:414)
at org.apache.hadoop.hbase.ipc.AbstractRpcClient$3.run(AbstractRpcClient.java:410)
at org.apache.hadoop.hbase.ipc.Call.callComplete(Call.java:118)
at org.apache.hadoop.hbase.ipc.Call.setException(Call.java:133)
at org.apache.hadoop.hbase.ipc.BufferCallBeforeInitHandler.userEventTriggered(BufferCallBeforeInitHandler.java:92)
at org.apache.hbase